- 专利标题: System and Method for Determining Trust for SIP Messages
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申请号: US16175430申请日: 2018-10-30
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公开(公告)号: US20190068656A1公开(公告)日: 2019-02-28
- 发明人: Jan Hendrik Lucas Bakker , Andrew Michael Allen , Adrian Buckley
- 申请人: BlackBerry Limited
- 主分类号: H04L29/06
- IPC分类号: H04L29/06 ; H04W12/10 ; H04L29/14 ; H04L29/12 ; H04L12/58 ; H04L29/08
摘要:
A method for performing initial registration is provided. The method includes receiving a server timeout message, the server timeout message including at least a field set to a value equal to a value received during a first registration. The method further includes initiating restoration procedures by performing an initial registration.
公开/授权文献
- US11082459B2 System and method for determining trust for SIP messages 公开/授权日:2021-08-03
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